... -20mA,1VDC-5VDC,2mA-10mA,0.5VDC-2.5VDC Power Source:380VAC/50HZ,220VAC/50HZ Description:Power Supply: 380VAC/50Hz 220VAC/50HzWatertight Enclosure : IP68Explosion ... , widely applied in the area of oil & gas, petrochemical, refinery, power plant, water treatment, wastewater treatment, pulp & paper, and other major ...